CVE-2026-15903

OpenAI launched GPT-5.6-Cyber on August 10 through its Daybreak Red program, making it the first model to reach 'High' cybersecurity capability under its Preparedness Framework, and it found two vulne…

OpenAI expanded its Daybreak program on August 10 with two access tiers, including a specialized GPT-5.6-Cyber model that completed 95% of requests in its internal Advanced Cybersecurity Completion Ra…

OpenAI introduced GPT-5.6-Cyber, a cyber-permissive model for vetted defenders, alongside an expanded Daybreak access program, with testing showing it responded to 95% of advanced security requests ve…